100% Free SEO & Diagnostic Suite

Free SEO & Web Developer Tools

Powerful diagnostic tools to test speed, audit SEO health, verify security, and boost your Google rankings.

INSTANT

Instant Website Health Scan

Run an immediate 30-point check for PageSpeed, Mobile responsiveness, SSL, and SEO factors.

Complete Toolkit

Explore All 10+ SEO Diagnostic Tools

Select any tool below to test, validate, and optimize your web pages

POPULAR

Instant Website Audit

Full 30+ check scan covering PageSpeed score, mobile friendliness, meta tags, security, and lead generation readiness.

Run Website Audit
GOOGLE API

PageSpeed Insights Test

Real-time Google PageSpeed performance score, opportunities, diagnostics, and Core Web Vitals report.

Test PageSpeed
METRICS

Core Web Vitals Checker

Measure LCP (Largest Contentful Paint), FID / INP (Interactivity), and CLS (Cumulative Layout Shift) with thresholds.

Check Web Vitals
FREE

Gzip Compression Checker

Verify if HTTP Gzip or Brotli compression is active and calculate total byte savings and compression percentage.

Check Compression
SECURITY

SSL Certificate Checker

Verify HTTPS SSL certificate status, issuer authority, expiration days remaining, and protocol security grade.

Verify SSL
ON-PAGE

Meta Tags Generator

Create high-ranking Title, Description, OpenGraph, and Twitter Card tags with live Google search snippet previews.

Generate Meta Tags
CRAWLER

XML Sitemap Generator

Crawl any website, extract internal links, and generate a validated XML sitemap for Google Search Console.

Build Sitemap
DIRECTIVES

Robots.txt Generator

Generate custom crawler rules, disallow private directories, and define sitemap references for search bots.

Create Robots.txt
HEADERS

HTTP Headers Inspector

Inspect HTTP response status codes, cache-control headers, security headers (CSP, HSTS), and server info.

Inspect Headers
ACCESSIBILITY

Image Alt Tag Checker

Audit all images on a webpage to identify missing ALT attributes, file sizes, and image optimization issues.

Check Image ALT
Why Choose WebSupports Suite

Engineered for Precision & Speed

Actionable data without confusing jargon or mandatory sign-up walls

Real Diagnostic Checks

Genuine cURL and Google PageSpeed API data without simulated numbers.

100% Free & Private

Zero credit cards, zero subscription fees, and complete URL privacy.

Instant Sub-Second Results

Optimized backends deliver diagnostics directly in under 30 seconds.

Actionable Fix Guides

Every audit issue includes direct code snippets and instructions on how to fix it.

100% FREE INSTANT AUDIT

Is Your Website Losing Potential Customers?

Run a comprehensive 30-point scan: PageSpeed, Mobile Friendliness, SSL Security, On-Page SEO & Conversion Optimization.

Google PageSpeed API 30+ Instant Checks Free Actionable Report
Get Free Audit Now

Takes under 30 seconds • No credit card required

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